30V 3A Variable Bench DC Power Supplies (0–30V, 0–3A Adjustable)
Regulated 0–30V 3A (90W) DC power systems available across benchtop, programmable, and industrial rack-mount chassis configurations. Compare technical specifications, check live stock, and order online with direct USD pricing or generate a formal corporate Proforma Invoice (PI).
| Bild | SERIE / MODELL & NYCKELATTRIBUT | SPÄNNING⇅ | STRÖM⇅ | MÄRKEFFEKT⇅ | INKÖPSÅTGÄRD⇅ |
|---|---|---|---|---|---|
 | Högprecisions bänknätaggregat DC · Kraftfull industriell switchad kraftkälla · Bakre kopparskenor för hög ström | 0-30V | 0-3A | 90W | |
 | Programmerbara DC-nätaggregat · Kraftfull industriell switchad kraftkälla · Bakre kopparskenor för hög ström | 0-30V | 0-3A | 90W | |
 | Högprecisions bänknätaggregat DC · Kraftfull industriell switchad kraftkälla · Bakre kopparskenor för hög ström | 0-30V | 0-3A | 90W | |
 | Flerkanaliga DC-nätaggregat · Kraftfull industriell switchad kraftkälla · Bakre kopparskenor för hög ström | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · Dubbla vridgivare · Dubbla LED-displayer · Dedikerad utgångsbrytare | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · Ren linjär arkitektur · Ultralågt rippel & brus (<1mV) | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · Ren linjär arkitektur · Ultralågt rippel & brus (<1mV) | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · Dubbla vridgivare · Dubbla LED-displayer · Dedikerad utgångsbrytare | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · VFD-punktmatrisdisplay · Dynamisk sekvensprogrammering | 30V | 3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · series.Color LCD Screen · 4.5-Digit Readout & Real-Time Waveform Curves | 30V | 3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · series.Color LCD Screen · 4.5-Digit Readout & Real-Time Waveform Curves | 0-30V | 0-3A | 90W | |
 | Linjära DC-nätaggregat med ultralågt brus · VFD-punktmatrisdisplay · Dynamisk sekvensprogrammering | 0-30V | 0-3A | 90W |
Frequently Asked Questions for 30V 3A DC Power Supplies
Q: Can I operate a 0–30V 3A DC power supply in both Constant Voltage (CV) and Constant Current (CC) modes?
Yes. All our 0–30V 3A power supplies support automatic, seamless CV/CC crossover. You can set the target voltage up to 30V and current limit up to 3A independently to safeguard sensitive Devices Under Test (DUT).
Q: What input voltage and power outlet is required for a 0–30V 3A power supply?
Models up to 3000W support fixed 110V–130V AC without de-rating, as well as standard 220V–240V AC. Models 1500W and above are shipped with heavy-duty industrial cables (without household 15A plugs) to connect directly to industrial circuits.
Q: Can these 0–30V 3A power supplies run continuously 24/7 under 100% full load?
Yes. All power supply units undergo 100% full-load high-temperature burn-in testing prior to shipment. They utilize high-margin MOSFET/IGBT power stages and dual-ball-bearing temperature-controlled fans, specifically qualified for continuous industrial burn-in and laboratory testing.
Q: How can I purchase a 0–30V 3A power supply, and do you support corporate PO/PI?
All listed models are available with transparent catalog pricing and in-stock inventory for direct online purchase via credit/debit card and PayPal. For universities, research labs, and corporate procurement requiring internal PO approval or wire T/T, you can also generate an official corporate Proforma Invoice (PI) quotation PDF with official wire banking details directly from any model page. All orders include free worldwide DDP door-to-door air express transit (~10 business days) and a 1-year warranty.